Question

3x/4 - 1/5 + 2x = 5/4 - 3x/20

2/3x - 5/x = 7/10 - 3/2x + 1

Answer 1

1. 3x/4 +2x+3x/20=5/4 +1/5
(15x+40x+3x)/20=(29/20)
48x/20=29/20
x=29/48
2. 2/3x -5/x +3/2x=7/10 +1
2/3x -5/x +3/2x=17/10 (inversa a ambos lados)
3x/2 -x/5 +2x/3=10/17
(15x-6x+10x)/30=10/17
(19x)=300/17
x=300/323